Gelsemium rankinii

Small

Addisonia 13: 37, plate 435. 1928.

Common names: Swamp jessamine
IllustratedEndemic
Synonyms: Gelsemium nitidum var. inodorum Nuttall
Treatment appears in FNA Volume 14.
Revision as of 21:33, 6 October 2024 by imported>Volume Importer
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Leaves: petiole 2.5–4.3 mm, gla­brous or moderately pu­bescent, trichomes spreading; blade nar­rowly lanceolate, elliptic, or ovate, 2–7.1 × 0.8–2.9 cm, base rounded to cuneate, apex ob­tuse, acute, or acuminate, abax­ial sur­face glabrous except for small patch of spreading trichomes basally, adaxial surface glabrous or scattered-pubescent along midvein. Pedicels ebracteolate on distal 1/2. Inflorescences cymes, (2- or) 3–5-flowered. Flowers usually not fragrant; sepals lanceolate to ovate, 3.3–3.5 × 0.9–1.5 mm, apex acuminate, surfaces glabrous; pin flowers: tube 11–15 mm, lobes ovate to suborbiculate, 9–12 × 8–11 mm, surfaces glabrous; filaments 7–8 mm; anthers 4–4.1 mm; styles 19–24 mm; thrum flowers: tube 16–18 mm, lobes ovate to suborbiculate, 11–12 × 8–11 mm, surfaces glabrous; filaments 19–21 mm; anthers 4.4–4.9 mm; styles 6–8.4 mm. Capsules 10–15 × 6–8 mm, beak 2.4–4.2 mm. Seeds not winged, 3.3–4.5 × 1.4–2.5 mm. 2n = 16.


Phenology: Flowering Mar–May (also sporadically in fall); fruiting Sep–Oct.
Habitat: Swamp forests, primarily Taxodium-Nyssa.
Elevation: 0–300 m.

Distribution

Ala., Fla., Ga., La., Miss., N.C., S.C.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Gelsemium rankinii"
Alexander Krings +
Swamp jessamine +
Ala. +, Fla. +, Ga. +, La. +, Miss. +, N.C. +  and S.C. +
0–300 m. +
Swamp forests, primarily Taxodium-Nyssa. +
Flowering Mar–May (also sporadically in fall) +  and fruiting Sep–Oct. +
Illustrated +  and Endemic +
Gelsemium nitidum var. inodorum +
Gelsemium rankinii +
Gelsemium +
species +